Medical Weight Loss Pasadena — GLP-1 & Tirzepatide Programs | Lean Lab
Lean Lab — Regenerative Health & Weight Loss

Medical Weight Loss

Lose Weight.
Keep It Off.

Our medically supervised GLP-1 and peptide-based weight loss programs are built around your biology — not a one-size-fits-all diet. Real results, backed by science.

Weight loss transformation at Lean Lab

10–22%

Average body weight reduction

4–8 wks

When most patients notice results

3D Scan

Precision body composition baseline

$250

Consult waived for 3–12 month members

A Program Built Around You

We don't hand you a prescription and send you home. Every Lean Lab weight loss patient receives a fully personalized protocol, ongoing monitoring, and expert support.

1

Comprehensive Labs

We analyze your metabolic panel, hormones, thyroid, and more to understand the root causes of weight gain.

2

3D Body Composition Scan

Precise measurement of fat mass, lean muscle, and visceral fat — giving us a true baseline to track your progress.

3

Personalized Protocol

Your provider selects the right medication, dose, and adjunct therapies based on your unique biology and goals.

4

Ongoing Support

Regular follow-ups, dose adjustments, nutrition guidance, and access to our team throughout your journey.

Membership Packages

Choose Your Membership

Membership packages include 3, 6, and 12 months. Prices listed are cash prices. Card payments may be subject to a processing adjustment of up to 3%. Consultation fee waived with purchase of a 3-, 6-, or 12-month membership package only.

GLP-1/GIPPrograms

(additional fees apply for dosages over 7.5mg)

Consultation fee waived with purchase of a 3-, 6-, or 12-month membership package only  ·  Medications and therapies offered at Lean Lab have not been evaluated or approved by the FDA  ·  Please note Lean Lab does not offer refunds

Everything Included in Your Program

  • Initial provider consultation ($250, waived for 3–12 month members)
  • Comprehensive metabolic & hormone lab panel
  • 3D body composition scan (InBody or equivalent)
  • Personalized GLP-1 prescription
  • Custom nutrition guide & meal planning support
  • Regular follow-up appointments & dose adjustments
  • Access to Lean Lab medical team between visits
  • Optional adjunct therapies (B12, MIC injections, NAD+)

Ready to Start Your Weight Loss Journey?

Schedule your $250 consultation — waived when you join a 3-, 6-, or 12-month membership. Our provider will review your labs, scan results, and health history to build your personalized plan.

Book Now

(626) 901-5326

[email protected]

238 S Arroyo Pkwy, Pasadena, CA 91105

Patient Reviews

What Our Patients Are Saying

Real experiences from real patients on our medically supervised weight loss programs.

"I lost 34 lbs in 5 months on the GLP-1 program. The team is incredibly supportive and the whole process felt personalized from day one. I finally feel like myself again."

Amanda L.

GLP-1 Weight Loss · 5 months

"After trying every diet imaginable, Lean Lab's program actually worked. The physician took the time to understand my health history and the results have been life-changing."

Marcus T.

Ultra 12-Month Program

"Down 28 lbs and my energy is through the roof. The staff is warm, professional, and genuinely invested in your success. Highly recommend to anyone serious about weight loss."

Priya S.

6-Month GLP-1 Program

Frequently Asked Questions

Am I a candidate for GLP-1 weight loss therapy?

How much weight can I expect to lose?

Are these medications safe?

What does the program cost?

Do I need to change my diet or exercise?

How long will I be on the medication?

AI-Assisted Content Notice: Some content on this page may have been generated or enhanced with the assistance of artificial intelligence. While we strive for accuracy, AI-generated information may contain errors or omissions. This content is for informational purposes only and does not constitute medical advice. Always verify health information with a licensed provider at Lean Lab P.C. or consult your own healthcare provider before making any medical decisions.